The article systematically analyzes the strengths,weaknesses,opportunities and challenges of Tianjin s competitive tennis sports through SWOT analysis based on the survey about its status quo.

Research on Actualities and Countermeasures of Jiangsu Volleyball Coaches;

Under the basis of literature summary, the papers investigation, professional inquiry and social statistics, the article analyses cultivation actuality of reserve forces of Jiangsu volleyball, points out existing problems and raises corresponding effective measures.

The fostering of reserve forces is a strategic problem in competitive sport, it is necessary to study on the cultivation actuality of the volleyball of Jiangsu province.

Inner and outer environments for Chinese competitive basketball development;

Sociological study of internal and external environments of Chinese competitive basketball;

During the society transformation period,competitive basketball should be developed promptly as part of Chinese competitive sports and basketball overall system,an urgent demand optimizes the internal environment unceasingly and adapts to the external environment better.

The methods of literature analysis, survey and data statistics are used to study the basic theory of atheletic basketball subduing system and build athletic basketball subduing system based on system science.

By means of literature review,surveys,systematic analysis and mathematical statistics,based on systematic science,the author tends to discuss on the composition of subduing system for athletic basketball and the interactive relation.

By looking up literatures and by investigation,the analysis and research were made on the social and economic environment of Chinese competitive volleyball.

this research analyses and studies the defensive philosophy, the characteristics and application of modern competitive volleyball by talking the way of basic theory→Empirical research→countermeasure and advice.